A photo posted by Alexandra (@alexandraandresen) on Jan 22, 2016 at 7:24am PST

Her 20-year-old sister, Katharina, also made Forbe's prestigious list. Both own a 42.2 percent stake in Ferd Holdings, while their father, Johan H. Andresen, still claims 15.2 percent.

The company has roots dating back to 1849 after Johan Henrike Andresen, Alexandra's great-great-great grandfather, created what would end up being the leading cigarette maker in Norway for more than 150 years.